I wanna implement this code for the app inventor, but there was several problem here. I can't use array or index for developing my trapezoidal method.. like this..
code...
Hello,
We are looking for a developer a single task project. We need to provide all of our developers with the same development environment, so we are looking for someone...
I'm looking for a good firmware engineer that can take my current firmware and add the buttonless DFU to it. I currently use the Keil environment but am open to switching...
I am working on PCA10040 board using Keil u5 debugger (V5.23.0.0, JLink setup). After accepting the continuous firmware update requests I get the error message "Missing core...
Hi,
I have just started using a nRF52840 PDK board with the purpose to verify BT 5.0 features. I am completely beginner working with nRF boards or nRF SDK. Anyways, I downloaded...
I have a USB host capable Android device running CentOS via Linux Deploy and everything is working perfectly except i'm unable to connect to my USB nRF24LU1+ Crazyradio PA...
I have a very simple test program to run the radio through the transmit sequence, each task is called from the radio interrupt handler according to each event.
The process...
I'm pretty new with microcontrollers and SPI.
I connected fisically an nrf51822 microcontroller to an external SPI flash memory.
I connected MISO MOSI ports to some random...
I am using SDK 12.0.0.
I am working with low_power_pwm_init() to initialise the pwm and I have passed a handler while initialising. I want to stop the pwm from the handler...
Nrf52 SDK12.2 armgcc
I have a button on my device (peripheral) that when pressed starts a timer for 30 seconds.
During that 30 seconds, I would like to have the device...
Hi everyone,
I'm trying to use sscanf on my nordic device, and I get an issue with the following exemple (this same code works on my computer)
int d = 0;
float f =...
I have copied the blinky example:
/* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
*
* The information contained herein is property of Nordic Semiconductor...
.\_build\nrf51422_xxac.axf: Error: L6218E: Undefined symbol app_timer_init (referred from main.o).
.\_build\nrf51422_xxac.axf: Error: L6218E: Undefined symbol app_button_disable...
Hi all
Is possible have DFU in the peripheral side to update a Central app program? Is there example doing it?
I have a Peripheral (custom board nRF52 dongle) connected...
Hi
We use the nRF52832 together with other devices in a housing. Some of the other devices may produce quite a lot of heat. Therefore we wanted to use the temperature sensor...
Hi,
i am trying to flash the softdevice bootloader in Sparkfun nRF52832 breakout board using RPI2 + openOCD through SWD. debug port initialize is failed all the time.i...
I have a couple of questions regarding Radio transmission for BLE.
Is the radio driven by one of the HFCLKs? If so, it confuses me how a 16M clock can drive/derive...
Hi,
I have initial flashed boot loader and application based on SD version 3.1 and SDK 12.2.0
with
DFU_APP_DATA_RESERVED CODE_PAGE_SIZE * 3
FDS_VIRTUAL_PAGES 3...
I am using a nrf52 development kit as a peripheral to send data . It is working fine if I use the nrf Toolbox app on my phone, but is there anyway that I can see the 'raw...
Hi,
I configured openOCD and gcc compiler. But i got following error.
i gave following command on terminal.
i created one file that is manual.cfg
and contain in that...
Hi all,
someone can please explain to me how works the indication?
How can i read the value of cccd in the APP?My problem is understand if the APP is ready to receive...
